Hi Mastodon. We make Lock It: Calculator Vault, an Android app, and this is our official account. It's a calculator that does real math. Type your own equation and press =, and it opens a private vault for photos, notes, passwords and 2FA codes, encrypted with AES-256 on your phone. Free with ads, with optional upgrades. Search "Lock It: Calculator Vault" on Google Play. https://play.google.com/store/apps/details?id=com.appfactory.calculator&referrer=utm_source%3Dmastodon%26utm_medium%3Dlisting%26utm_campaign%3Dfree_ads #introduction #Android #AndroidApps #Privacy